51308 has 12 divisors (see below), whose sum is σ = 91392. Its totient is φ = 25200.

The previous prime is 51307. The next prime is 51329. The reversal of 51308 is 80315.

51308 is nontrivially palindromic in base 5.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (51307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341 + ... + 467.

It is an arithmetic number, because the mean of its divisors is an integer number (7616).

2⁵¹³⁰⁸ is an apocalyptic number.

It is an amenable number.

51308 is a deficient number, since it is larger than the sum of its proper divisors (40084).

51308 is a wasteful number, since it uses less digits than its factorization.

51308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 51308 is about 226.5126928011. The cubic root of 51308 is about 37.1588012697.

The spelling of 51308 in words is "fifty-one thousand, three hundred eight".